Antenna array using simplified beam forming network

Details Antenna array using simplified beam forming network Antenna array using simplified beam forming network

1997-10-24

1999-08-24

Hellner, Mark

Communications: directive radio wave systems and devices (e.g.,

Directive

Including a steerable array

342374, 342427, H01Q 322

Patent

active

059430117

ABSTRACT:
An antenna array for identifying aircrafts operating in a region of interest. The antenna includes a beam forming means and an antenna means. The beam forming means receives, processes and routes a sum and difference beam pattern to the antenna means. The antenna means transmits the sum and difference beam patterns to five separate beam locations in space.

REFERENCES:
patent: 3729742 (1973-04-01), Boyns
patent: 4316192 (1982-02-01), Acoraci
patent: 4827270 (1989-05-01), Udagawa et al.
patent: 4912477 (1990-03-01), Lory et al.
patent: 5028930 (1991-07-01), Evans
patent: 5506589 (1996-04-01), Quan et al.
patent: 5686926 (1997-11-01), Kijima et al.

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